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Because Copper does not have a high solubility rate.
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∙ 12y ago
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Which method could be used to obtain copper from a mixture of powdered copper and sodium chloride?
Wash the mixture with water and separate the solid from the liquid, for example, by filtration. The sodium chloride will dissolve in the wash water, while the copper is left behind.
Does copper sulphate dissolve better in cold water or in warm water?
Copper Sulphate will dissolve better in warmer water, it will dissolve both faster and it will be possible do dissolve a greater mass of the Copper Sulphate.
What happens when sodium bromide is in water?
Sodium Bromide is a stable salt. It will dissolve in water.
Can 1750 mL of water dissolve 4.6 of copper sulfate CuSO4?
of couse~ can.... even 2ml of water dissolve in 4.0 grams of copper sulfate.
Copper reacts with sodium hydroxide?
Copper metal itself does not react with sodium hydroxide. But when NaOH is added to a solution of copper ions, it would form a light blue precipitate, which is copper(II) hydroxide, and will NOT dissolve with the excess alkali.
Do metals dissolve in water?
Most metals (like Steel, Aluminium, Copper etc.) do not dissolve in water, however there are some (like Sodium) that will.
Which method could be used to obtain copper from a mixture of powdered copper and sodium chloride?
Wash the mixture with water and separate the solid from the liquid, for example, by filtration. The sodium chloride will dissolve in the wash water, while the copper is left behind.
Does copper sulphate dissolve better in cold water or in warm water?
Copper Sulphate will dissolve better in warmer water, it will dissolve both faster and it will be possible do dissolve a greater mass of the Copper Sulphate.
How do you obtain copper from a mixture of powered copper and sodium chloride?
Put the mixture in a beaker then add some water. Stir until the sodium chloride is completely dissolved. Filter the water to get copper oxide as your residue. Then strongly heat the water till it evaporates, to form crystals of sodium chloride.
What does sodium dissolve in?
water
How does water dissolve sodium?
Water doesn't dissolve sodium, water react violently with sodium:2 Na + 2 H2O = 2 NaOH + H2
What is copper's solubility in water?
Copper is a metal element. It does not dissolve in water.
Will NaCrO4 dissolve in water?
Na2CrO4 will dissolve in water as will all sodium compounds.
What substance does dissolve?
Sodium can dissolve. Citric acid can also dissolve into water.
Why does sodium chloride dissolve faster than copper sulphate?
because it cool
What is the solubility of sodium in water?
Sodium doesn't dissolve in water, it reacts with water to form sodium hydroxide and hydrogen: sodium + water ----> sodium hydroxide + hydrogen
How do you dissolve copper sulfate and water?
hot water
